@CHARSET "ISO-8859-1";

#divmenu{
 height: 100px;
 
 
}

ul {
	font-family: Arial, Verdana;
	font-size: 14px;
	margin: 0;
	padding: 0;
	list-style: none;
}

ul li {
	display: block;
	position: relative;
	float: left;
}

li ul {
	display: none;
}

ul li a {
	display: block;
	text-decoration: none;
	color: #000000; /*Cor da Fonte */
	border-top: px solid #000000; /*BORDA MENU*/
	padding: 5px 15px 5px 15px;
	background: #000000; /*<!--Background Menu sem selecao-->*/
	margin-left: 1px;
	white-space: nowrap;
}

ul li a:hover {
	background: #00000;
} /*Menu Selecao */
li:hover ul {
	display: block;
	position: absolute;
}

li:hover li {
	float: none;
	font-size: 15px;
}

li:hover a {
	background: #000000;
}

<!--fundo do menu-->
li:hover li a:hover {
	background: red;
}
<!--fundo do submenu-->